Pith Number

pith:4FU3FVWY

pith:2014:4FU3FVWYVUU73JLACPNJJ7Z6HR

not attested not anchored not stored refs pending

The anomaly Cu doping effects on LiFeAs superconductors

C.Q. Jin, H. Ding, H. Miao, J. Ma, L.Y. Xing, Q.Q. Liu, X.C. Wang, Z. Deng

arxiv:1409.5612 v2 · 2014-09-19 · cond-mat.supr-con · cond-mat.mtrl-sci · cond-mat.str-el

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4FU3FVWYVUU73JLACPNJJ7Z6HR}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:42:01.058049Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e169b2d6d8ad29fda56013da94ff3e3c785ea7354408866c60a891f34a230d49

Aliases

arxiv: 1409.5612 · arxiv_version: 1409.5612v2 · doi: 10.48550/arxiv.1409.5612 · pith_short_12: 4FU3FVWYVUU7 · pith_short_16: 4FU3FVWYVUU73JLA · pith_short_8: 4FU3FVWY

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/4FU3FVWYVUU73JLACPNJJ7Z6HR \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: e169b2d6d8ad29fda56013da94ff3e3c785ea7354408866c60a891f34a230d49

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dd04fcc2142ef2e38fb29091b6562a38a76d437ebcdd4f5ff004534d1b5ea990",
    "cross_cats_sorted": [
      "cond-mat.mtrl-sci",
      "cond-mat.str-el"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.supr-con",
    "submitted_at": "2014-09-19T11:51:45Z",
    "title_canon_sha256": "3dbc6d95e92c14936bbafc4729ec4df21ba96005483b0bafb578f963d6b8a24c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.5612",
    "kind": "arxiv",
    "version": 2
  }
}